Wellington Management Group
SEI

Wellington Management Group’s Solaris Energy Infrastructure SEI Stock Holding History

Wellington Management Group’s Portfolio SEI Stock Details SEI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$70.8M Sell
879,771
-49,391
-5% -$3.53M 0.01% 646
2026
Q1 		$52.5M Sell
929,162
-318,501
-26% -$17.2M 0.01% 715
2025
Q4 		$57.4M Buy
1,247,663
+25,121
+2% +$1.22M 0.01% 692
2025
Q3 		$48.9M Sell
1,222,542
-30,255
-2% -$946K 0.01% 732
2025
Q2 		$35.4M Buy
1,252,797
+260,174
+26% +$6.13M 0.01% 773
2025
Q1 		$21.6M Buy
992,623
+166,655
+20% +$4.62M ﹤0.01% 931
2024
Q4 		$23.8M Buy
825,968
+457,531
+124% +$9.1M ﹤0.01% 919
2024
Q3 		$4.7M Buy
+368,437
New +$4.39M ﹤0.01% 1348
2024
Q1 		– Sell
-1,298,117
Closed -$10.3M – 1986
2023
Q4 		$10.3M Hold
1,298,117
– – ﹤0.01% 1107
2023
Q3 		$13.8M Sell
1,298,117
-174,700
-12% -$1.78M ﹤0.01% 1017
2023
Q2 		$12.3M Buy
1,472,817
+67,442
+5% +$541K ﹤0.01% 1057
2023
Q1 		$12M Buy
1,405,375
+146,800
+12% +$1.41M ﹤0.01% 1055
2022
Q4 		$12.5M Buy
1,258,575
+359,257
+40% +$3.93M ﹤0.01% 1029
2022
Q3 		$8.42M Buy
899,318
+402,173
+81% +$4.14M ﹤0.01% 1154
2022
Q2 		$5.41M Sell
497,145
-44,433
-8% -$535K ﹤0.01% 1290
2022
Q1 		$6.12M Buy
+541,578
New +$4.91M ﹤0.01% 1342
2020
Q2 		– Sell
-13,325
Closed -$70K – 2007
2020
Q1 		$70K Buy
+13,325
New +$140K ﹤0.01% 1879
2019
Q4 		– Sell
-49,339
Closed -$662K – 2139
2019
Q3 		$662K Sell
49,339
-6,279
-11% -$85.8K ﹤0.01% 1820
2019
Q2 		$833K Sell
55,618
-9,308
-14% -$154K ﹤0.01% 1804
2019
Q1 		$1.07M Buy
64,926
+3,512
+6% +$53.9K ﹤0.01% 1750
2018
Q4 		$742K Buy
+61,414
New +$872K ﹤0.01% 1853
2018
Q3 		– Sell
-196,908
Closed -$2.81M – 2329
2018
Q2 		$2.81M Sell
196,908
-422,348
-68% -$7.01M ﹤0.01% 1641
2018
Q1 		$10.3M Sell
619,256
-382,099
-38% -$7.19M ﹤0.01% 1268
2017
Q4 		$21.4M Buy
1,001,355
+918,164
+1,104% +$15.5M ﹤0.01% 1047
2017
Q3 		$1.45M Buy
+83,191
New +$1.14M ﹤0.01% 1796

Other funds holding SEI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $2.81B AUM 198.36% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $5.69B AUM 259.25% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
VCM
Valiant Capital Management San Francisco, California $2.48B AUM 57.08% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Wellington Management Group's SEI Position: Q2 2026 in Review

Wellington Management Group reduced its Solaris Energy Infrastructure (SEI) stake by 5.3% in Q2 2026, selling an estimated $3.53M and leaving 879,771 shares worth $70.8M. The position accounts for 0.01% of the portfolio, ranked #646.

Wellington Management Group first reported a position in SEI in Q3 2017 and has held it in 25 quarters since. 433 funds tracked by Wall St. Rank hold SEI as of Q2 2026.

  • Wellington Management Group held 879,771 shares of Solaris Energy Infrastructure worth $70.8M as of Q2 2026.
  • Wellington Management Group sold 49,391 Solaris Energy Infrastructure shares in Q2 2026, an estimated $3.53M.
  • Solaris Energy Infrastructure made up 0.01% of Wellington Management Group's portfolio in Q2 2026, its #646 holding.
  • Wellington Management Group first reported a position in Solaris Energy Infrastructure in Q3 2017 and has held it in 25 quarters since.
  • 433 funds tracked by Wall St. Rank held Solaris Energy Infrastructure as of Q2 2026.

Based on Wellington Management Group's 13F filing for Q2 2026, filed 14 Aug 2026.